在经济繁荣时期，销售人员态度粗暴，服务员势利。

During the flush times, salespeople were surly, waiters snobby.

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最大的变化是，自20世纪80年代香槟的生产和销售达到创纪录水平的大繁荣时期后，销量一直在下降。

The biggest change has been the decrease in sales since the great boom years in 1980s when champagne production and sales reached record levels.

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有可能在衰退之后出现一段繁荣时期。

The likelihood is that the slump will be followed by a period of buoyancy.

《柯林斯英汉双解大词典》

Over the boom period, we've been seeing a gradual uptrend; just as loan to value ratios were only 60% in the 1920s, now they're up to 90% or 100%.

在繁荣时期可看到一个逐渐上升趋势,上世纪20年代贷款价值比率只有60%,现在飞升至90%或100%

耶鲁公开课 - 金融市场课程节选

We didn't know a great deal about certain authors until this period of the flourishing of philology in the very late nineteenth and early twentieth century took hold and pretty much created for us the archive that we now use today in a variety of ways.

有些作家的作品,直到19世纪末20世纪初的,语言学繁荣期才为人所知,这个时期也孕育了,我们今天用来研究的文本档案。

耶鲁公开课 - 文学理论导论课程节选

In other words there was not enough data on these things, in other words, with other conventional mortgages, you have data covering peace and war, prosperity and depression and so forth and you can follow these data back for decades.

换句话说,关于这些新增贷款没有足够数据，换种说法，和其他传统贷款相比，你有和平和战争时期的数据，有市场繁荣和萧条时的数据等等,你可以追述这些数据。

斯坦福公开课 - 经济学课程节选